Best AI Open Source Tools

BDFL - Benevolent Delegator for LLMs

Open Source Task Manager for Codex & Claude Code

WebMotion

Browser-native, deterministic video composition

Aming Claw

Governance for reliable, long-running AI agents

PenguinHarness

Let Agents Autonomously Build Better Agents for $0.02

Vizhi

Mission control for Codex CLI on a Logitech MX keypad

Chimlo

Track Codex and Claude Code and respond from your Notch

AI Eyes

Permission-first co-presence controls for AI companions

Caw

Open source web terminal multiplexer for AI agents

GTA DataCity

San Francisco co-working dataset visualized, as a game!

AgentLoop

Starts a fresh Codex worker and critic every cycle

FragBasic

Database for gaming peripherals.

ProxAI

Hard budget caps for LLM APIs — one base_url change

World Monitor

Real-time global intelligence dashboard on a live 3D map

MCP-Recall

Keeps MCP tools' output from filling your context

Rondine

Run the right local LLM for your hardware

Motoko UI

Beautiful React components you own. Built for production.

CodexUsageBar

Track your ChatGPT Codex usage limits from the Mac menu bar

typesh

test your typing speed, from terminal

Braidkeep

Catch merge conflicts before your AI agents break main

github unstar

Bulk unstar GitHub repos, the tool that GitHub never build.

EduScreen

Free & open-source screening for ADHD, Dyslexia & more.

whatbroke

Diff two agent runs and see exactly what changed

Canvas

Publishing on your own terms

Aria-Sec

AI security that earns your trust before it acts

iMessage Hermes on a Raspberry Pi

An always-on AI agent that lives in your home

Cynative Security Research Agent

Ask your cloud anything without breaking prod. Read-only.

AI YC interview with Gstack agents

AI specialists that join your Google Meet and gives feedback

ISONGraph

Property graphs that fit your LLM's context window

Rivora

The open source engineering memory layer

Ycode AI Agents

Build websites with AI

gate.cat

Blocks rm -rf before your AI agent can run it

Loopgraph

Open-source loop engineering for autonomous companies

TokenTelemetry

See what your AI coding agents think, cost and do

DevWit

The AI IDE that shows you exactly what it sends

Orion Language

One binary. HTTP, dataframes, Excel, S3 and AI built in.

tinbase

Local Supabase without Docker one process, real Postgres

TenkaCloud

Open-source cloud competitions on real AWS accounts

agentOS

254× cheaper sandbox alternative, powered by WebAssembly

Greplica

Self updating wiki for coding agents

Claude Code usage tracking by LangWatch

See what your Claude Code sessions actually cost

Hedgehog

Build AI-assisted software that doesn’t fall apart.

Sidd-AI

The Modern AI Framework for Java

Polygres

Turn your entire database into a context window for AI

TraceLLM

OpenTelemetry for production AI applications

Tokimeter

Local usage analytics for Claude, Codex, Cursor, Grok & More

AgentMicro

Live Codex task status in your macOS menu bar

TreeWork

Tree-guided development for long-running coding agents

Stardrive - Free Astro Boilerplate

Create super stable, secure, and fast websites in the AI age

Tempest

Run AI agents in parallel with 64% fewer tokens

Capptivo

Free open-source screen recorder & demo editor

Coderrr

Your friendly neighbourhood opensource coding agent

mpai

Make existing Codex and Claude Code sessions multiplayer

Finyuus

A code-first language for durable, governed AI workflows

SpeakoFlow

Free, open-source voice dictation and AI assistant, offline

Mirafold

Generative UI for your terminal coding agent

Canopy IDE

The IDE built for driving agents, not typing code

npm i -g hotcell

Local sandboxes for AI agents on your Mac, Linux, bare metal

Keystroke

Build powerful AI agents & workflows

Optifeed Radar

Know if AI recommends your products. Open source, your keys.

Shieldstral

Define safety at runtime for text and images

CopilotKit Channels SDK

Bring any agent to Slack, Teams, and more.

teammate X

AI teammate for your entire organisation's codebase

HAR

Open Source harness for multi-agent coding workflows

BrowserOS neo

The Missing Browser for Claude, Cowork & Codex

Toolport

Every tool, one port. One MCP setup for all your AI agents

Hexis

Git-backed skills, tools & context for AI agents

The GTM Co-Founder

Open-source GTM skills for technical founders

GA4 Dashboard

Real-time GA4 Dashboard with 3D Globe & AI Integration

what it does

Know what your app does — even the parts you didn't write

TAKT

Stop babysitting AI coding agents — reviews can't be skipped

Soup CLI

Fine-tune an 8B LLM on a 4 GB laptop GPU

AgentConnect

Tag any agent, wherever work happens.

Logchef

Open-source log analytics for ClickHouse & VictoriaLogs

HelixNotes

Local markdown note-taking app

VICE Platform - Private Beta

Security scans for people who ship fast

Heym

Build agentic systems. Run them with confidence

Prime Agent

A coding agent that can refine its own harness

Paritok

Spend up to 85% less and run 3× longer coding agent sessions

Cloudflare OS

Build the AI operating system for your company

Skilldex

All your AI agent skills, in one place.

Tracely

Production failures become regression tests for AI agents

docmd AI Assistant

AI Assistant for Docs. Zero-config, BYOK, 100% free relay.

Orion AI

The open source agentic BI platform

agent-manager

The fastest workflow for developing with AI

Hull

Kubernetes package manager & Helm alternative, one binary

Statewave

Open-source memory runtime for production AI agents.

Nearfield

Turn two or more Studio Displays into stereo speakers

Chat Agent by Trigger.dev

AI chat that keeps running after you close the tab

CodeBurn

See where your AI coding spend actually goes

Unsloth Desktop

Run and train AI models locally on your desktop

Lettertrace

Track your AI visibility for free (using your own API keys!)

Dograh

The open source VAPI alternative

SARA

Open-source WhatsApp AI agent - 20 industry-specific brains

Phinq

Stops AI agents before they break something

AIO.GEO Protocol

Audit AI search structure. Dry run fixes. Receipts.

apra-fleet

Run a fleet of AI agents across your machines

Caveman

why use many token when few do trick

Solarch

Open-source TypeScript backend with auth, API, realtime & AI

envfix

A tiny .env doctor for Node.js projects

Kody Video

Share your life experiences with the people you love

Open Index

Build Smarter Agents using Structured Context

HAR HQ

Build, scale and govern your AI software factory

DeepSeek Harness

Composable agent harness where everything is a plugin

Inferock Bench

An independent receipt for every LLM API call

GLM-5.3

Coding leap from scaled post-training on the same base

Blender Agent Bridge

Open-source MCP bridge for Blender AI workflows

OpenTrade

Open-source trading harness for Claude Code / Codex.

Vendo

Let your users build their own features inside your product